S1237 CANONSTAGER

malwareEnterprise

platformsWindows

also known asCANONSTAGER

CANONSTAGER is a loader known to be leveraged by Mustang Panda and was first observed utilized in 2025. Mustang Panda utilizes DLL side-loading to execute within the victim environment prior to delivering a follow-on malicious encrypted payload. CANONSTAGER leverages Thread Local Storage (TLS) and Native Windows APIs within the victim environment to elude detections. CANONSTAGER also hides its code utilizing window procedures and message queues.

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techniques used (6)

ATT&CK techniques this enables or maps to.

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used by groups (1)

Threat groups associated with this.

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source

Where this definition is published.

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